Diffusion and the placenta(board,worksHow does the placenta work?umbilicalcordblood to motherlow in O,/nutrients,high in CO,wasteplacental villiincrease surfacearea for diffusionumbilicalarteryblood from motherhigh in O,/nutrients,low in CO,/wasteumbilicalveinBoadears Le 2007 Answer the following questions. Number your responses.1) What do you notice about the model?2) Why is increased surface important?3) Knowing that passive diffusion happens from areas of high to low concentrations, explain why the levels of 02, Co, etc. make sense.

In placental mammals, the fertilized zygote develops into a young one within the uterus (womb) in…

How does the placenta work? blood to mother low in O,/nutrients, high in CO,waste umbilical cord placental villi increase surface area for diffusion umbilical artery blood from mother high in O,/nutrients, low in CO,/waste umbilical vein

How does the placenta work? blood to mother low in O,/nutrients, high in CO,waste umbilical cord placental villi increase surface area for diffusion umbilical artery blood from mother high in O,/nutrients, low in CO,/waste umbilical vein

Human Biology (MindTap Course List)

11th Edition

ISBN:9781305112100

Author:Cecie Starr, Beverly McMillan

Publisher:Cecie Starr, Beverly McMillan

Chapter17: Development And Aging

Section: Chapter Questions

Problem 8SQ

See similar textbooks

Related questions

Q: If an embryo splits at the two-cell stage, each of the resulting identical twins will have its own…

A: Identical twins: The splitting up of the embryos into two at the two-cell stage leads to the…

Q: Which tissue is used to form the placenta the placenta (select multiple) o Infundibulum Endometrium…

A: Answer : Option "D" is correct Chorion Full name is " Chrorion Frondosum

Q: The amniotic fluid surrounding the fetus contains cells sloughed off from the fetus. These are…

Q: Which of the following hormones is not matched correctly to itseffect on the mother? a. peptide…

A: Hormones are chemical messengers that are secreted by specialized glands in the body. They play an…

Q: ow may positive feedback happen during parturition cycle (NOT uterine contraction cycle)? a) 0,…

A: Parturition: This term is used to define the process of giving birth to offspring or we can also say…

Q: “Removal of Gonads cannot be a contraceptive option”. Why?

A: The methods or devices used to limit the number of offsprings are called birth control methods or…

Q: Hormones such as Testosterone, helps the germ cells divide and change several times and gradually…

A: Testes composed of interstitial (stromal) tissues, Sertoli cells, Leydig cells, and seminiferous…

Q: ..is the monthly series of changes a woman's body goes through. The menstrual cycle Pregnancy…

A: The menstrual cycle is the regular natural change that occurs in the human female reproductive…

Q: Which of the following is NOT a function of sustentacular cells? Absorb sloughed cytoplasm from…

A: The process of sperm formation and development (spermatogenesis) takes place in seminiferous tubules…

Q: Why is it possible for a woman to get pregnant when her Fallopian tube us blocked

A: Fallopian tube It is a connection between ovary and uterus.

Q: One function of the placenta in a 1 point human is to * (1) Allow nutrients to diffuse from the…

A: Placenta is the structure which is formed by both the fetus and the mother. It release the hormone…

Q: Which of the following hormones is not matched correctly to itseffect on the mother?a. peptide…

A: The fusion of male and female gametes results in the formation of single-celled zygote. This zygote…

Q: The placenta is formed from the embryo and the of the of the mother. O umbilical cord, oviduct O…

A: Reproduction is an important physiological process of all the living organisms. to increase their…

Q: A normal human pregnancy lasts forty weeks, divided into 3 trimesters. Which is a key event during…

A: A pregnancy is divided into three trimesters: the first trimester is from week 1 to the end of week…

Q: Which of the following hormones is not matched correctly to its effect on the mother?a. peptide…

A: Hormones are chemical messengers that are secreted by specialized glands in the body. They play an…

Q: What type of feedback loop is shown in the diagram? Nerve impulses from cervix transmitted to brain…

A: Positive feedback loop intensifies a change in the body's physiological condition rather than…

Q: The part of the featus which occupies the lower pole of the uterus is called

A: Fetus is the unborn offspring. After the conception from end of the eighth week the unborn is…

Q: Bleeding occurs when there is no fertilization. Low levels of both ________ and ________ make the…

A: Reproduction is defined as the ability of an organism to give birth to a young ones. In humans male…

Q: The childbirth process is controlled by a positive feedback mechanism. Explain how the mechanism…

A: Hormone are secreted by the endocrine glands. They are carried to their target by blood. They…

Q: In stage 1 of labor, during active phase the cervix dilates? 4-7 cm 1-3 cm 8-10 cm 7-10 cm

A: Pregnancy refers to the development of the baby (fetus) within the mother's uterus. Pregnancy begins…

Q: Which of the following is NOT a function of sustentacular cells? O Maintain a blood-testis barrier…

A: A sustentacular cell is a type of cell that provides structural support. These cells are found in…

Q: Calcitonin is responsible for... increasing blood calcium levels decreasing blood calcium levels…

A: Introduction: Hormone is an organic molecule generated by plants and animals that regulates…

Q: Which of the following is a gonad? Group of answer choices A. vagina B. vas deferens C. ovary D.…

A: Gonad is the primary reproductive gland that produces reproductive cells or gametes. Gametes can be…

Q: multiple births are observed commonly in women treated for infertility with drugs that stimulate the…

A: Infertility: After one year of unprotected and frequent sexual intercourse with a male and female…

Q: Which of the following is not required for internal fertilization? O sperm receptacle O behavioral…

A: The process of the formation of new organisms from the existing organisms is called reproduction. It…

Q: Which of the following is true about Organogenesis? Choose all possible answers. anterior pituitary…

A: Organogenesis Organogenesis is defined as an important event of embryogenesis (embryo development)…

Q: Which of the following would apply to the covering of the uterus? epithelial O visceral parietal…

A: The uterus is covered with a sheath called visceral peritonium which differs from parietal…

Q: are found in immature follicles,. are released during ovulation and may become fertilized. Select…

A: Oogenesis is the process wherein ova (female gamete) or egg is formed through a series of events…

Q: The main functions of the placenta include digestion, respiration, and excretion. O True O False

A: The zygote formed after fertilization develops into a baby within the uterus for a viviparous…

Q: The birth starts thanks to increased ... ... release of glucocorticoids from the fetus. ...…

A: The time between the initiation of productive contractions and the birth is referred to as the birth…

Q: mother and given embryo's (through placenta). O d. It decreases surfa tension forces of t

A: A metabolically active assembly of phospholipids and surfactant-specific proteins that is essential…

Q: At birth, ovaries contain all the that person will make in their lifetime O Eggs Secondary oocytes…

A: Females gametes are known as eggs. Female babies are born with all the egg cells that would last for…

Q: Supposed that you're a first time mother/father, you are/your wife is now 6-months pregnant. You…

A: I am 6 months pregnant mother .I have decided to undergo 3-d ultrasound to see development of my…

Q: Which pituitary hormone might contribute to multiple births and why? Which pituitary hormone…

A: The pituitary gland is a small, bean-shaped gland situated at the base of your brain, somewhat…

Q: Which of the following statements is FALSE? The primary spermatocytes undergo mitosis. Secondary…

A: The life process of the formation of a new organism from existing organisms is called reproduction.…

Q: Ashley gives birth to a 7.5-pound baby boy. In the first few weeks after giving birth, Ashley…

A: Breastfeeding also called breastfeeding, is the process of giving a mother's breast milk to her…

Q: What 2 ways can delivery of the placenta be managed during the 3rd stage? Select one or more: a.…

A: The interval between having your baby and the placenta (or afterbirth) coming out is known as the…

Q: What is the length between the placenta edge and the internal os in low-lying placenta

A: When the placental edge lies too close to the internal os of the cervix extending to the lower…

Q: What are the female gonads called?a. oocytesb. ovac. oviductsd. ovaries

A: Reproductive system is used for the sexual reproduction. Female internal reproductive organs include…

Q: How is the Placenta as an Important Lifeline between Mother and Baby?

A: During pregnancy, an organ termed the placenta forms in the uterus. Several variables can impact the…

Q: Comment Figure 2. To facilitate your analysis, focus your comments on the squared region, where…

A: The uterus of the female reproductive system receives the embryo and allows its growth. It is a…

Question

Diffusion and the placenta
(board,
works
How does the placenta work?
umbilical
cord
blood to mother
low in O,/nutrients,
high in CO,waste
placental villi
increase surface
area for diffusion
umbilical
artery
blood from mother
high in O,/nutrients,
low in CO,/waste
umbilical
vein
Boadears Le 2007

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

Similar questions

The placenta is formed from ________.a. the embryo’s mesenchymal cellsb. the mother’s endometrium onlyc. the mother’s endometrium and the embryo’schorionic membraned. the mother’s endometrium and the embryo’sumbilical cord
After birth, there is production and secretion of milk from the mother'smammary glands.a) Discuss the similarities and differences observed in the stages ofdevelopment of the adult breast tissue, specifically from the nonpregnant, to the pregnant and finally to the lactating stage.b) Why is it normally only after birth that lactogenesis occurs?
Name the extraembryonic membrane that gives rise toeach of the following: umbilical blood vessels, the firstblood cells, and the fetal half of the placenta.
The main blood supply in the uterus is directly from the : Uterine and deep pelvic arteries Inferior vena cava and hypogastric arteries c. Uterine and ovarian arteries Aorta and ovarian arteries
Blood islands are ________.a. clusters of blood-filtering cells in the placentab. masses of pluripotent stem cells scatteredthroughout the fetal bone marrowc. vascular tubes that give rise to the embryonictubular heart d. masses of developing blood vessels and formedelements scattered throughout the embryonic disc
Ms. S and Mr. J are having difficulty conceiving a child. Ms. S ovulates every 28 days, and Mr. J sperm count is normal. If we could observe Mr. J sperm about an hour after ejaculation, however, we’d see that they appear to be moving only sluggishly. When Mr. J sperm eventually encounter Ms. S oocyte, they appear to be incapable of generating an adequate acrosomal reaction. Which process has probably gone wrong?
Chorionic villi develop from:- a. the zona pellucida. b. the endometrium. c. the syncytiotrophoblast. d. the embryoblast. e. the epiblast
T.S. of mammalian testis revealing seminiferous tubules show different types of cell.(i) Name the two types of cells of germinal epithelium.(ii) Name of cells scattered in connective tissue and lying between seminiferous tubules.Differentiate between them on the basis of their functions.
Describe the events that occur following fertilization ofthe oocyte and the process of implantation of the embryo
Katie was getting nervous. At 16, she was the only one in her group offriends who had not started menstruating. Katie had always dreamedof having three beautiful children someday and she was worried. Hermother took her to see Dr. Josephine, who ordered several blood tests.When the results came back, Dr. Josephine gently explained to Katieand her mother that Katie would never be able to have children andwould never menstruate. Dr. Josephine then asked Katie to wait in theouter room while she spoke privately to her mother. She explained toKatie’s mom that Katie has androgen insensitivity syndrome. ThoughKatie is genetically male and her gonads produce more of the malereproductive hormone, testosterone, than the female reproductivehormone, estrogen, Katie did not reflect the tissue changes expected.What malfunction in Katie’s body would cause this? Why does Katie’sbody look feminine if she is genetically male?
A sperm with a defective acrosome would not be able to:a. swimb. penetrate the eggc. penetrate through the cervical mucusd. provide the energy for the sperm to swim
Fill in the blank: The myometrium is largely composed of _______________________ tissue.